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Covid Tracking Project vs Football-Data.org

Same instrument, two spec sheets — measured, not claimed.

APICovid Tracking ProjectHEALTHY98Football-Data.orgHEALTHY54
Uptime · 30d
Uptime · 90d100%80.4%
Uptime · 30d100%73.3%
P50 · ms237988
P95 · ms6122969
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseCC BY 4.0Unverified
Free tierFree — no key required (archived dataset)Free — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Covid Tracking Project vs Football-Data.org: common questions

Which is more reliable, Covid Tracking Project or Football-Data.org?

On our scheduled checks, Covid Tracking Project leads on measured uptime — Covid Tracking Project at 100% versus Football-Data.org at 80.4% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, Covid Tracking Project or Football-Data.org?

Covid Tracking Project has the lower median latency in our checks — Covid Tracking Project responds in 237 ms versus Football-Data.org at 988 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do Covid Tracking Project and Football-Data.org need an API key?

Neither needs a paid key — Covid Tracking Project is callable with no signup, and Football-Data.org is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Covid Tracking Project and Football-Data.org from the browser?

Only Covid Tracking Project is browser-friendly — it returns CORS headers over HTTPS. Football-Data.org needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Covid Tracking Project and Football-Data.org free for commercial use?

Covid Tracking Project allows commercial use on its free tier, and Football-Data.org has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.